{"product_id":"foxboro-fcm100et-p0926gs-i-a-series-fieldbus-communication-modules","title":"Foxboro FCM100Et P0926GS I\/A Series Fieldbus Communication Modules","description":"\u003ch2\u003eFoxboro FCM100Et Fieldbus Communication Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eFoxboro FCM100Et\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eFCM100ET\u003c\/strong\u003e Fieldbus Communication Modules, operates as a dedicated hardware component for protocol conversion between 100 Mbps Ethernet and 2 Mbps Fieldbus networks within Foxboro I\/A Series DCS platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eFCM100Et (P0926GS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eFoxboro\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.39 kg (0.85 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard I\/A Series DIN rail baseplate footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eRedundant DC input power via baseplate bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eFoxboro I\/A Series DCS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocol Support\u003c\/td\u003e\n\u003ctd\u003e100 Mbps Ethernet to 2 Mbps Fieldbus \/ FOUNDATION Fieldbus H1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFieldbus Data Rate\u003c\/td\u003e\n\u003ctd\u003e31.25 kbit\/s per H1 channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Capacity\u003c\/td\u003e\n\u003ctd\u003eDual isolated channels, up to 32 devices per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGalvanic Isolation\u003c\/td\u003e\n\u003ctd\u003e1500 VDC channel-to-logic isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eFOUNDATION Fieldbus \u0026amp; Channel Isolation Architecture\u003c\/h3\u003e\n\u003cp\u003eThe module establishes a deterministic bridge between upper-level 100 Mbps Ethernet control buses and lower-level 2 Mbps Fieldbus segments, managing cyclic and acyclic data traffic. Each of the dual H1 channels runs at 31.25 kbit\/s and maintains up to 32 field instruments. Onboard 1500 VDC galvanic isolation separates field-side wiring from logic processing electronics, preventing common-mode voltage surges and ground loops from disrupting DCS control processor operations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the module support online insertion and removal without interrupting fieldbus operations?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the unit plugs into a passive baseplate slot and supports full hot-swapping under power without disrupting active communication loops on adjacent channels.\u003c\/p\u003e\n\u003cp\u003eQ: How is primary and secondary power managed on the module baseplate?\u003c\/p\u003e\n\u003cp\u003eA: Power derives directly from dual, diode-isolated 24 VDC backplane power buses on the DIN-rail baseplate, enabling continuous operation if one power feed fails.\u003c\/p\u003e\n\u003cp\u003eQ: What is the maximum physical device capacity per fieldbus channel?\u003c\/p\u003e\n\u003cp\u003eA: Each isolated H1 channel supports up to 32 FOUNDATION Fieldbus devices, subject to total segment power consumption and communication macrocycle timing constraints.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the module onto the dedicated I\/A Series DIN-rail baseplate, ensuring the rear connector aligns with the backplane bus before pressing the locking mechanism into place. Connect fieldbus H1 segment wiring using shielded twisted-pair cables designed specifically for IEC 61158-2 physical layer standards. Ground cable shields at one single point on the baseplate ground bar to preserve 1500 VDC galvanic isolation. Maintain adequate clearance around the module housing to facilitate natural convective heat dissipation across the -20 to +70 deg C operating range.\u003c\/p\u003e","brand":"Foxboro","offers":[{"title":"Default Title","offer_id":43969318682714,"sku":"FCM100ET","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/486_3ec3459e-d332-406e-9039-c245b8bf5016.jpg?v=1788170481","url":"https:\/\/www.spareoil.com\/es\/products\/foxboro-fcm100et-p0926gs-i-a-series-fieldbus-communication-modules","provider":"SpareOil Automation","version":"1.0","type":"link"}